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Andrea
Questions and answers by
Andrea
, page 2
Questions (771)
A circuit with a capacitor took .128s to discharge from its max charge Qmax to half of that max charge once the battery was
2 answers
504 views
A circuit with a capacitor took .138s to discharge from its max charge Qmax to half of that max charge once the battery was
2 answers
509 views
1)Several resistors are connected in series. If a battery provides constant voltage in this circuit the addition of another
3 answers
844 views
When discharging a capacitor it will
a) loose half of its charge in equal time intervals b) loose a third of its charge in equal
3 answers
498 views
The equipotential lines inside a parallel plate capacitor
a) circles clockwise b)circles counterclockwise c)radiates inwards
2 answers
654 views
For an electron moving in a direction of the electric field its potential energy _______ and its electric potential _________.
Wo
3 answers
2,104 views
An electron is placed near a neutron. Which statement best describes the electrostatic force between them?
a) there's no force
3 answers
630 views
1)Several resistors are connected in parallel. If a battery provides constant voltage in this circuit the addition of another
2 answers
908 views
The materials with the lowest resistance are called
a) conductors b)superconductors c)semiconductors d) insulators I can't decide
1 answer
415 views
1)An electron moved from point A to point B along an equipotential surface.
a)the eclectron performs work in moving from point A
4 answers
1,500 views
You have two identical resistors 50kohm each and a 1.5V battery. Which of the following statements are true
a)the current drawn
2 answers
727 views
#1 If the inductance in the LC circuit is quadrupled the natural frequency of that circuit will
a)increase to 4 times its
2 answers
702 views
an electric field is produced by a
a)consant magnetic field b)changing magnetic field c)either a consant or changing magnetic
1 answer
535 views
Is it possible to see a virtual image?
a)no they don't exist b)yes the rays appear to emanate from a virtual image c)yes since
3 answers
2,021 views
Find the speed of light in flint glass if the index of refraction is n=1.66. How much slower in percent of speed of light in a
3 answers
1,305 views
A beam of light is incident on the surface of clear ice at 60 degrees with the normal. Find the angle between reflected and
1 answer
507 views
A ray of light stikes a flat 2 cm thick block of ice (n=1.5) at an angle of 45 degrees. Refracted ray travels through the glass
2 answers
547 views
n=1.331 for red light in water and n=1.34 for blue light in water. If a ray of white light enters the water at 83 degrees what
1 answer
414 views
What is the critical angles for water ice when surrounded by air?
theda critial = arcsin(n2/n1) =arcsin(1/n1) What is the index
1 answer
442 views
The incident ray comes at 30 degrees to normal at the air/glass boundary and is refracted at 18 degrees to normal. a) find index
1 answer
467 views
Three particles have identical masses and identical inital velocities. These particles are projected one at a time into a region
1 answer
1,002 views
Which one is a true statement? The magnetic field of the Earth:
a)never changes b)continuously changes c) sometimes vanishes
1 answer
340 views
Which of the following is NOT true? A permanet magnet:
a) will always be magnitized b) can be demagnitized by heating c) can be
1 answer
303 views
An optometrist has perscribed you 2D glasses. This means
a) you are farsighted and the focal lenght of your glasses lens is +.5m
1 answer
351 views
magnetic field lines near a wire perpendicular to this page carry current out of page
a_ circles clockwise b_ circle
1 answer
467 views
4th order dark fringe and 2nd order bright fring spaced 2.5cm apart appear on the screen placed 1 m behind the double slit. What
1 answer
438 views
If the distance between two slits is .05mm and the distance to the screen is 2.5m find the spacing between the first and second
1 answer
442 views
Give the place value of 7 in 3,738,500.
3 answers
417 views
Give the place value of 7 in 3,738,500.
1 answer
467 views
A poem by Linda pasta can be found here:
"w w w. theatlantic . c o m / doc/200708 / linda-pastan-ash" (withoutspaces) I was
4 answers
831 views
Name any fallacy in this essay
One day in January 1995 a number of companies in San Diego, California, woke up to find that they
1 answer
473 views
What would the main components of a company business model be such as Krogers
1 answer
470 views
Provide at least three freshwater and three ocean water resource challenges
1 answer
456 views
a teacher teaches two sections (A and B) of a class. Both sections have a mean score of 75. Section A only has 5 students and
2 answers
900 views
The treatment of a certain viral disease requires a combination dose of drugs D1 and D2. Each unit of D1 contains 1 milligram of
2 answers
573 views
A car manufacturing company (the Company) can produce a car for $3000.00 and a truck for $5000.00. Suppose "C" cars and "T"
6 answers
1,325 views
A car manufacturing company (the Company) can produce a car for $3000.00 and a truck for $5000.00. Suppose "C" cars and "T"
3 answers
1,433 views
According to a rating agency, a car's MPG (miles per gallon) ratings are: 25 MPG for city and 30 MPG for highway driving. A
2 answers
526 views
Suppose you have two alcohol+water solutions. One solution ( of volume x liter ) is 45% alcohol, while the second solution (of
4 answers
1,468 views
According to a rating agency, a car's MPG (miles per gallon) ratings are: 25 MPG for city and 30 MPG for highway driving. A
2 answers
1,205 views
According to a rating agency, a car's MPG (miles per gallon) ratings are: 25 MPG for city and 30 MPG for highway driving. A
2 answers
1,091 views
What is a linear foot?
3 answers
322 views
I need to find the percent of the total area of New York City that each borough covers.
Bronx 41miles Manhattan 23 miles Queens
1 answer
434 views
what is the thesis statement in Why we crave horror movies?
7 answers
2,259 views
In what reference to "Jack the Ripper and the Clevand Torso Murder support his thesis?
4 answers
506 views
What does King mean paragraph 4 when he says that horror movies are innately conservative even reactionary?
2 answers
695 views
Would a cell make enzymes for other cells? For example, would a cell make a lysosomal enzyme and send it to a different cell?
1 answer
323 views
How does article II of the constitution address the flaws that existed in the Articles of Confederation?
1 answer
909 views
How does article II of the constitution address the flaws that existed in the Articles of Confederation?
1 answer
420 views
How does article II of the constitution address the flaws that existed in the Articles of Confederation?
Problems of unity,
1 answer
473 views
Why did Rhode Island not participate in the Constitutional Convention?
2 answers
493 views
A medical technician is trying to determine what percentage of a patient's artery is blocked by plaque. To do this, she measures
3 answers
3,670 views
Europa, a satellite of Jupiter, appears to have an ocean beneath its icy surface. Proposals have been made to send a robotic
4 answers
2,849 views
Write a paragraph about data using the appropriate data vocabulary words. Think about why the line went so far at the end of the
3 answers
472 views
(7x8)divide 4mutiply,divide
1 answer
436 views
I saw that this was already answered but I can't find it if anyone knows, can you point me in the right direction?
A recent poll
3 answers
1,011 views
Hey guys!
I think for 13 the answer is Amonium Sulfate cuz its cheap and the third one is cysteien cuz u get the S-S bonds? 13.
1 answer
476 views
what is the line structure for 2-butanol?
1 answer
370 views
There are several features people would like money to possess (portability, durability etc.) Name two features or aspects of
1 answer
393 views
How would you integrate tan5xdx ?
Thanks in advance. Can you use u substitution?
4 answers
355 views
What exactly does capitalization ratio measure? My professor says it's computed by dividing capital by total assets. With
1 answer
436 views
Discuss the extent to which a hotel manager might improve workers' motivation by re-designing their jobs. (12 marks).
5 answers
561 views
Discuss the suitability of the various sources of finance a large business might use when replacing old machinery.
2 answers
839 views
Hello, I'm supposed to do this questions using concepts of differentiation with proper workings, and not based on general
1 answer
429 views
A rectangular field is surrounded by a fence on three of its sides, and a straight hedge on the fourth side. If the length of
4 answers
2,258 views
Shadow Length A man 6 feet tall walks at a rate of 3 ft per second away from a light that is 16 ft above the ground (see
1 answer
881 views
On April 1, 2009, the company paid an insurance company $5,000 for a two-year fire insurance policy. The entire $5,000 was
2 answers
686 views
The (absolute value) x-20 (absolute value) is less than or equal to 6. I did it first with six positive and got x is lesss than
4 answers
1,040 views
What is the coefficient for H2O when the following equation is balanced: Mg3N2 + H2O → Mg(OH)2 + NH3?
When the following
2 answers
544 views
Given the following information for the fiscal year ended June 30, 2001:
Product sales: 28,189,612 Service sales: 11,688,793 Cost
1 answer
431 views
The creation of minority group status for Mexican Americans reflected the dynamics of
5 answers
540 views
The social or physical characteristics that mark the boundaries between groups are highly
a. Highly visible b. selected by the
2 answers
1,141 views
Laws on miscegentation referred to laws that a. Prevented people from passing as menbers to another race
b. Prevented people of
3 answers
725 views
the most important source of inequality arises from a person's relationship to the means of production. This statement might be
5 answers
628 views
Minority group status affects the different "life chances" including
a. Better health care b.Access to wealth and income c.
2 answers
684 views
In Milton Gorton's theory of assimilation, the crucial step is from
a. Integration to acculteration b. Acculteration to
1 answer
832 views
Which of the following theries argues that status attainment is a direct result of educational levels, personal values, and
2 answers
589 views
Which of the following is NOT an example of the affective dimension of prejudcise?
a. Fear and anger b. Steriotyping and
2 answers
502 views
Selective perception
a. is a tendency to see only what one expects to see b. can strengthen and reienforce stereotypes c. Both a
2 answers
580 views
A criticism of the authoritarian personality theory of prejudice is
a. to explain individual prejudice b. It explains individual
1 answer
1,183 views
The creation of minority group status largely depends om
a. The size of the dominant group b. The nature of the contact situation
2 answers
642 views
The process of acccultration that took place under slavery could best be described as
a. A melting pot b. Culteral plurism c.
5 answers
1,153 views
In the agrarian subsistance technology, which preceded the industrial technology revolution, work was
a. Capital intensive b.
2 answers
514 views
what is the Symbols and Names of Common Metal Ions with More than One Ionic Charge of CuSO4
1 answer
381 views
a person standing at the edge of a seaside cliff kicks a stone over the edge with a speed of 18 ms. The cliff is 52m above the
4 answers
3,106 views
Can someone analyze this
I have no idea what it means its from the poem substance, Shadow, and Spirit You had better go where
1 answer
437 views
In 4th grade science, How could measuring the orbit of a comet help scientists understand when it will next be visible from
4 answers
558 views
Todd's wieght went from 220 lbs to 190 lbs and Cassidy's wighte went from 150 lbs t?o 135 lbs. Who had the greater percentage of
2 answers
598 views
how does a tornado happen?
1 answer
298 views
Can someone please explain to me what SEMASS stands for? I googled SEMASS acronym but no site was able to explain what it means
1 answer
392 views
1) Will there be reduced refuse production by our osciety if we can't find new landfills? (I said no because people are
2 answers
515 views
northwest florida indian tribe
2 answers
777 views
You have a 1 L container of F2 at 20 degrees C and 1 atm. Subtract the weight of the container , what is the mass of the gas
2 answers
516 views
Suppose I give you 2kg of a substance at 90 degree C with a specific heat of .75 cal/g degree C.
How much ice water will it take
1 answer
498 views
the weight of an object is
a) the force of earths gravity b) measured in kilograms c) the amount of matter it contains d)never
2 answers
497 views
a weather balloon filled with gas is released and rises into the atmosphere. as it rises, the balloon__.
a) gets smaller because
2 answers
681 views
the same force is constantly applied to two moveable objects. the more massive object will
a) travel at the same speed as the
2 answers
600 views
Inside the cylinders of a diesel engine, the mixture of fuel and air is compressed to about 1/20 of its original volume.
2 answers
1,097 views
So this is what I have to do and I really don't get it. I've gotta describe ecological succession in terms of changes in the
6 answers
816 views
What role do micro-organisms play in ecological succession?
3 answers
1,036 views
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